SPATIAL COMPOUNDING OF TRANS-ESOPHAGEAL ECHO VOLUMES USING X-RAY PROBE TRACKING

R. J. Housden*, Y. Ma, A. Arujuna, N. Nijhof, P. Cathier, G. Gijsbers, R. Bullens, K. S. Rhode

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference paper

1 Citation (Scopus)

Abstract

The use of ultrasound imaging for image guidance of cardiac procedures is limited by the small field of view of the ultrasound volume. A larger view can be created by image-based registration of partially overlapping volumes, but automatic registration often fails unless the volume alignment is initialised close to the volumes' correct alignment. In this paper, we use X-ray images to track a trans-esophageal probe, which provides the required position estimates for the ultrasound volumes. The tracking is possible using multiple X-rays or just one X-ray at each probe position. We test the method in a phantom experiment and find that with at least 50% volume overlap, 98% of ultrasound volume pairs are correctly registered when tracked using three X-rays per volume, and 95% using single X-rays.

Original languageEnglish
Title of host publication2012 9th IEEE International Symposium on Biomedical Imaging (ISBI)
PublisherIEEE
Pages1092-1095
Number of pages4
ISBN (Print)978-1-4577-1857-1
DOIs
Publication statusPublished - 2012
Event9th IEEE International Symposium on Biomedical Imaging (ISBI) - From Nano to Macro - Barcelona, Spain
Duration: 2 May 20125 May 2012

Conference

Conference9th IEEE International Symposium on Biomedical Imaging (ISBI) - From Nano to Macro
Country/TerritorySpain
CityBarcelona
Period2/05/20125/05/2012

Keywords

  • probe tracking
  • Registration
  • trans-esophageal ultrasound
  • extended field of view
  • compounding
  • REGISTRATION

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